ASUS ZenFone 3 Ultra (ZU680KL) vs. Samsung Galaxy S8+

Phone Comparison, Reviews and Tests

Side by side comparison and review of ASUS ZenFone 3 Ultra (ZU680KL) and Samsung Galaxy S8+. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.

Phone Specifications Comparison

ASUS ZenFone 3 Ultra (ZU680KL) vs. Samsung Galaxy S8+ Comparison Chart
DESIGN AND DIMENSIONS ASUS ZenFone 3 Ultra (ZU680KL) Samsung Galaxy S8+
Product Type Smartphone Smartphone
Manufacturer Model Number ZU680KL SM-G955FD
Form Factor Touch Touch
Height 186.4 mm 159.5 mm ASUS ZenFone 3 Ultra (ZU680KL) has greater height than Samsung Galaxy S8+.
Width 93.9 mm 73.4 mm ASUS ZenFone 3 Ultra (ZU680KL) has greater width than Samsung Galaxy S8+.
Depth 6.8 mm 8.1 mm ASUS ZenFone 3 Ultra (ZU680KL) is narrower than ASUS ZenFone 3 Ultra (ZU680KL).
Weight 233 g 173 g Samsung Galaxy S8+ is lighter than ASUS ZenFone 3 Ultra (ZU680KL).
Body Colour Rose gold | Titanium grey | Glacier silver Gold maple | Midnight black
Body Material Metal -
Protection - Dustproof, splashproof, waterproof
Waterproof (Water-resistant) - Yes Samsung Galaxy S8+ is waterproof.
IP rating - IP68
SAR Value - 1 W/kg (body), 0.26 W/kg (head)
Integrated Components FM radio Heart rate sensor
Connector Type HDMI - 19 pin micro HDMI Type D
USB Type-C - 24 pin USB-C
USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
SIM Card Configuration Details Nano SIM + nano SIM/microSD Nano SIM + nano SIM/microSD
DISPLAY ASUS ZenFone 3 Ultra (ZU680KL) Samsung Galaxy S8+
Display Type LCD display OLED display
Display Technology IPS Quad HD+ Super AMOLED
Screen Size (Display Size) 6.8" 6.2" ASUS ZenFone 3 Ultra (ZU680KL) has larger screen size than Samsung Galaxy S8+.
Screen Resolution (Display Resolution) 1920 x 1080 pixels 2960 x 1440 pixels Samsung Galaxy S8+ has better screen resolution than ASUS ZenFone 3 Ultra (ZU680KL).
Display Format Full HD -
Pixel Density - 529 ppi
Colour Depth - 16.7 million colours
Display Enhancement Technology Bluelight Filter for Eye Care -
Display Features Full Lamination, ASUS Tru2Life+ Always-on display
Display Protection (Screen Protector) Corning Gorilla Glass 4 (scratch resistant glass) Corning Gorilla Glass 5 (scratch resistant glass)
PROCESSOR ASUS ZenFone 3 Ultra (ZU680KL) Samsung Galaxy S8+
Processor Type (CPU) Qualcomm Snapdragon 652 Samsung Exynos
Processor Number - 8895
Clock Speed 1.8 GHz 2.3 GHz Samsung Galaxy S8+ has higher clock speed than ASUS ZenFone 3 Ultra (ZU680KL).
Processor Core Qty Quad-core 8-core Samsung Galaxy S8+ has higher processor core quantity than ASUS ZenFone 3 Ultra (ZU680KL).
64-bit Architecture Yes Yes Both phones have 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 510 Mali-G71 MP20
MEMORY ASUS ZenFone 3 Ultra (ZU680KL) Samsung Galaxy S8+
RAM 3 GB LPDDR4 SDRAM - 4 GB Samsung Galaxy S8+ has more RAM than ASUS ZenFone 3 Ultra (ZU680KL).
Internal Memory Size (Storage Capacity) 32 GB 64 GB Samsung Galaxy S8+ has more internal memory than ASUS ZenFone 3 Ultra (ZU680KL).
User Memory - 52.3 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 200 GB microSDHC, microSDXC - up to 256 GB
CAMERA ASUS ZenFone 3 Ultra (ZU680KL) Samsung Galaxy S8+
MAIN CAMERA
Number of Main Cameras 1 1
Sensor Resolution 23 Megapixel 12 Megapixel ASUS ZenFone 3 Ultra (ZU680KL) has better camera resolution than Samsung Galaxy S8+.
Sensor Size - 1/2.55"
Lens Aperture F/2.0 F/1.7 Samsung Galaxy S8+ has better lens aperture than ASUS ZenFone 3 Ultra (ZU680KL).
Lens Construction 6-element -
Optical Image Stabiliser (OIS) 4 Stop OIS (Optical Image Stabilisation) Optical Image Stabiliser (OIS) Both phones have optical image stabilization.
Focus Adjustment Automatic Automatic, manual
Laser Auto Focus Yes -
Digital Zoom - 8x
Self-Timer Delay - Yes
Special Effects Depth of field HDR, Stamp, Bokeh effect, Grid Line, Stickers
HDR Mode Auto HDR mode -
Camera Modes Panorama, Time-lapse mode, night mode, manual mode, Real time beauty mode, super resolution mode, All Smiles mode, Mini mode Panorama, Slow motion mode, Pro mode, Timer mode, Virtual Shot, HYPERLAPSE, Food mode
Face Recognition (Face ID) - Face detection Samsung Galaxy S8+ has face detection.
White Balance - Custom, automatic
Light Source Dual LED flash LED flash
Video Resolutions 1920 x 1080 (1080p) 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps
Camera Features (Functions) Sapphire crystal lens cover, GIF animation function, Phase Detect Auto-Focus (PDAF), ZenMotion, Smart Remove, Electronic Image Stabiliser (EIS), MiniMovie, Time Rewind Selective Focus, Quick Launch, Playback zoom, Dual Pixel technology, Motion photo, Exposure, Shutter speed, geotagging, RAW image capture, VDIS (Video Digital Image Stabilisation)
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 8 Megapixel 8 Megapixel Both phones have the same front camera resolution.
Sensor Size (Front) - 1/3.6"
Sensor Type (Front) - CMOS
Lens Type (Front) Wide-angle lens -
Lens Aperture (Front) F/2.0 F/1.7 Samsung Galaxy S8+ has better front lens aperture than ASUS ZenFone 3 Ultra (ZU680KL).
Focus Adjustment Focus free Automatic
HDR Mode (Front) Auto HDR mode -
Camera Modes (Front) Slow motion video, night mode, selfie panorama Wide selfie mode
Camera Features (Front) PixelMaster camera -
BATTERY AND CHARGING ASUS ZenFone 3 Ultra (ZU680KL) Samsung Galaxy S8+
Battery Capacity (Battery Size) 4600 mAh 3500 mAh ASUS ZenFone 3 Ultra (ZU680KL) has larger battery capacity than Samsung Galaxy S8+.
Wireless Charging - Yes Samsung Galaxy S8+ can be charged wirelessly.
Wireless Charging Standards - WPC, PMA
Talk Time 2040 minutes 1440 minutes ASUS ZenFone 3 Ultra (ZU680KL) has longer battery life when making calls than Samsung Galaxy S8+.
Run Time Details Talk: up to 2040 min
Continuous browsing (Wi-Fi): up to 14.5 hrs
Playback (video): up to 12.5 hrs
Talk (WCDMA): up to 1440 min
Playback (MP3 (AOD on)): up to 50 hrs
Playback (MP3 (AOD off)): up to 78 hrs
Playback (video): up to 18 hrs
Active online usage (Wi-Fi): up to 15 hrs
Active online usage (3G): up to 13 hrs
Active online usage (LTE): up to 15 hrs
Battery Technology Lithium -
CELLULAR ASUS ZenFone 3 Ultra (ZU680KL) Samsung Galaxy S8+
Technology WCDMA (UMTS) / GSM TD-SCDMA / WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 6.0 (Marshmallow) Android 7.0 Nougat
User Interface ASUS ZenUI 3.0 -
Intelligent Assistant - Bixby
Payment Technology - Samsung Pay
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, A-GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS ASUS ZenFone 3 Ultra (ZU680KL) Samsung Galaxy S8+
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X, 1900 CDMA2000 1X, 2100 CDMA2000 1X (AWS)
3G UMTS Band - Band 1, Band 2, Band 4, Band 5, Band 8
3G UMTS Frequency - 2100, 1900, 1700, 850, 900
4G LTE Band - Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 32, Band 38, Band 39, Band 40, Band 41, Band 66
4G LTE Frequency - FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3
Wireless Interface Infrared (IrDA), IEEE 802.11b/g/n/ac IEEE 802.11a/b/g/n/ac, ANT+/ANT
Bluetooth Bluetooth 4.2 Bluetooth 5.0 LE
Bluetooth Profiles A2DP HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, SAP, PBAP, MAP, HOGP
NFC - Yes Samsung Galaxy S8+ has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA ASUS ZenFone 3 Ultra (ZU680KL) Samsung Galaxy S8+
Supported Digital Audio Standards - WAV, WMA, PCM, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, apt-X, DSF, DSD, MXMF, IMY, RTTTL, RTX, OTA, DFF, MID
Supported Digital Video Standards - MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2
FEATURES ASUS ZenFone 3 Ultra (ZU680KL) Samsung Galaxy S8+
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, hall sensor, RGB sensor Accelerometer, proximity sensor, barometer, gyro sensor, hall sensor, RGB sensor, heart rate, pressure sensor, geomagnetic sensor
Security Devices Fingerprint reader Fingerprint reader, eye scan
Additional Phone Features QuickMemo function, Wi-Fi Miracast, Kids Mode, ASUS TruVivid technology, Power Saving Mode, Hi-Res Audio, ASUS BoostMaster technology, ASUS WebStorage (5GB), Google Drive Storage (100 GB) (free for 2 years), VisualMaster 3.0, DTS Headphone:X, ASUS SonicMaster 3.0 technology Wi-Fi Miracast, MU-MIMO technology, Fast Charging, Samsung KNOX, Samsung DeX support
OTHERS ASUS ZenFone 3 Ultra (ZU680KL) Samsung Galaxy S8+
Included Accessories Power adapter Power adapter, SIM card removal tool, AKG headphones, micro-USB connector (C to B), ear plugs, USB-C to A connector, USB-C cable
Compliant Standards - IP68
Max Depth of Water Resistance - 1.5 m
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